/* ===========================================
   Term 페이지 스타일
   학기관리 화면 전용 CSS
   =========================================== */

/* 페이지 컨테이너 */
.term-page {
  flex: 1;
  background: #f5f7f7;
  padding: 0 60px 60px;
  min-height: calc(100vh - 120px);
}

/* 페이지 헤더 */
.term-page__header {
  padding: 20px 60px;
  background: #fff;
  border-bottom: 1px solid #e8e7e6;
  margin: 0 -60px 30px;
}

.term-page__title {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-defaut, #292a2b);
  padding: 10px 20px;
  border-bottom: 2px solid var(--color-primary, #c51a18);
  display: inline-block;
}

/* ===========================================
   폼 섹션 (학기 정보)
   =========================================== */
.term-form {
  width: 100%;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  margin-bottom: 24px;
  border: 1px solid #e8e7e6;
  overflow: visible;
}

.term-form__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: linear-gradient(to bottom, #fafafa, #fff);
  border-bottom: 1px solid #e8e7e6;
}

.term-form__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-defaut, #292a2b);
  display: flex;
  align-items: center;
  gap: 8px;
}

.term-form__title::before {
  content: "";
  width: 4px;
  height: 16px;
  background: var(--color-primary, #c51a18);
}

.term-form__actions {
  display: flex;
  gap: 8px;
}

.term-form__body {
  padding: 24px;
}

/* 폼 그리드 - 단순 레이아웃 */
.term-form__grid {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 16px 12px;
  align-items: center;
}

.term-form__grid--simple {
  max-width: 500px;
}

/* 레이블 스타일 */
.term-form__label {
  font-size: 14px;
  font-weight: 500;
  color: #555;
  white-space: nowrap;
}

.term-form__label--required::before {
  content: "*";
  color: var(--color-primary, #c51a18);
  margin-right: 4px;
  font-weight: 600;
}

/* 입력 필드 스타일 */
.term-form__input {
  width: 100%;
  height: 36px;
  padding: 0 12px;
  border: 1px solid #dfdddc;
  font-size: 14px;
  color: var(--color-defaut, #292a2b);
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.term-form__input::placeholder {
  color: #aaa;
}

.term-form__input:hover {
  border-color: #bbb;
}

.term-form__input:focus {
  border-color: var(--color-primary, #c51a18);
  box-shadow: 0 0 0 3px rgba(197, 26, 24, 0.08);
  outline: none;
}

/* ===========================================
   버튼 스타일
   =========================================== */
.term-btn {
  height: 34px;
  padding: 0 16px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  white-space: nowrap;
}

.term-btn--primary {
  background: var(--color-defaut, #292a2b);
  color: #fff;
  border: 1px solid var(--color-defaut, #292a2b);
}

.term-btn--primary:hover {
  background: #3d3e3f;
  border-color: #3d3e3f;
}

.term-btn--primary:active {
  background: #1a1b1c;
  transform: translateY(1px);
}

.term-btn--secondary {
  background: #fff;
  color: var(--color-defaut, #292a2b);
  border: 1px solid #dfdddc;
}

.term-btn--secondary:hover {
  background: #f5f5f5;
  border-color: #ccc;
}

.term-btn--danger {
  background: #fff;
  color: var(--color-primary, #c51a18);
  border: 1px solid var(--color-primary, #c51a18);
}

.term-btn--danger:hover {
  background: #fef2f2;
}

.term-btn--danger:active {
  background: #fee2e2;
  transform: translateY(1px);
}

/* 버튼 비활성화 상태 */
.term-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* 소형 버튼 (테이블 내 사용) */
.term-btn--small {
  height: 28px;
  padding: 0 12px;
  font-size: 12px;
}

.term-btn--small + .term-btn--small {
  margin-left: 6px;
}

/* 스켈레톤 로딩 (선택적) */
.term-skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}